What is the Least Common Multiple of 64439 and 64459?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 64439 and 64459 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64439 and 64459, than apply into the LCM equation.

GCF(64439,64459) = 1
LCM(64439,64459) = ( 64439 × 64459) / 1
LCM(64439,64459) = 4153673501 / 1
LCM(64439,64459) = 4153673501

Least Common Multiple (LCM) of 64439 and 64459 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64439 and 64459. First we will calculate the prime factors of 64439 and 64459.

Prime Factorization of 64439

Prime Factorization of 64459

Now multiplying the highest exponent prime factors to calculate the LCM of 64439 and 64459.

LCM(64439,64459) = 64439¹ × 73¹ × 883¹
LCM(64439,64459) = 4153673501